A variation on the "middle finger" obscene gesture. The wrist is cocked at a 90 degree angle and only the middle finger is extended straight in the air. Generally considered to be a more elegant way to express "<screw> you".

a phrase chiefly used in northern England.

it is a contracted form of "it'll be reet", where "reet" means "alright" or "OK".

living your life according to "be reet" is the only way to find happiness in life.

A more elegant and dramatic version of giving "the bird" / middle finger. Possibly Scottish in origin. The wrist is cocked at a 90 degree angle, palm facing up, and the middle finger is raised straight in the air.